Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

PROTO Socket: Metric, 3/8 in Drive Size, 6 mm Socket Size, 6-Point, Std, Chrome - 3/8" Drive Hand Sockets
PROTO3/8" Drive Hand Sockets

PROTO Socket: Metric, 3/8 in Drive Size, 6 mm Socket Size, 6-Point, Std, Chrome

The PROTO Socket: Metric is a 3/8" Drive Hand Socket, model J5206MH, manufactured by PROTO. It features a 6 mm socket size with a 6-point standard configuration and is constructed from chrome. This socket is not…

SKU 3G-OTH-319075

Brand
PROTO
Item
Socket: Metric, 3/8 in Drive Size, 6 mm Socket Size, 6-Point, Std, Chrome
Category
3/8" Drive Hand Sockets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J5206MH
Type
6-Point, Std, Chrome, Not Tether Capable
Socket Size
6 mm
Drive Size
3/8 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Socket: Metric is a 3/8" Drive Hand Socket, model J5206MH, manufactured by PROTO. It features a 6 mm socket size with a 6-point standard configuration and is constructed from chrome. This socket is not tether capable.

Frequently Asked Questions

What is the PROTO J5206MH socket used for?

The PROTO J5206MH is a 6 mm, 6-point standard chrome socket used for tightening or loosening metric fasteners. It is designed for 3/8 in drive ratchets and is common in automotive repair, machinery maintenance, and industrial assembly where precise torque on small metric bolts is required.

What are the specifications of the PROTO J5206MH socket?

The PROTO J5206MH is a 3/8 in drive, 6 mm socket with a 6-point standard configuration. It is made of chrome and is not tether capable. The manufacturer part number is J5206MH. This socket is designed for manual use with hand tools and is not intended for impact applications.

Where to buy PROTO J5206MH sockets worldwide?

PROTO J5206MH sockets are available to order through 3G Electric, a global industrial equipment distributor. We source and deliver this socket worldwide, handling full logistics and customs clearance. Contact 3G Electric for availability and lead time on delivery to your location.

How to select the correct PROTO socket size?

To select the correct PROTO socket, match the socket size to the fastener head dimension. For metric fasteners, use a 6 mm socket for a 6 mm bolt head. Ensure the drive size (3/8 in) matches your ratchet. The 6-point design provides better grip on hex fasteners and reduces rounding compared to 12-point sockets.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO Products

3G Electric supplies PROTO 3/8" drive hand sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
PROTO Socket: Metric, 3/8 in Drive Size, 7 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5207MH)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 7 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5207MH)
PROTO Socket: Metric, 3/8 in Drive Size, 12 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5212MH)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 12 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5212MH)
PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5209MH)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5209MH)
PROTO Socket: Metric, 3/8 in Drive Size, 10 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5210MH)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 10 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5210MH)
PROTO Socket: Metric, 3/8 in Drive Size, 8 mm Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5208M)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 8 mm Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5208M)
PROTO Socket: Metric, 3/8 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5211MH)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5211MH)

More from PROTO

View all PROTO parts
PROTO Socket: SAE, 3/8 in Drive Size, 1 in Socket Size, 12-Point, Deep, Chrome, Not Tether Capable (MPN J5032)
PROTO
PROTO Socket: SAE, 3/8 in Drive Size, 1 in Socket Size, 12-Point, Deep, Chrome, Not Tether Capable (MPN J5032)
PROTO Socket: SAE, 3/8 in Drive Size, 5/8 in Socket Size, 12-Point, Deep, Black Oxide, Socket (MPN J5020B)
PROTO
PROTO Socket: SAE, 3/8 in Drive Size, 5/8 in Socket Size, 12-Point, Deep, Black Oxide, Socket (MPN J5020B)
PROTO Socket: SAE, 3/8 in Drive Size, 1/2 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5216)
PROTO
PROTO Socket: SAE, 3/8 in Drive Size, 1/2 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5216)
PROTO Socket: SAE, 3/8 in Drive Size, 5/16 in Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5010)
PROTO
PROTO Socket: SAE, 3/8 in Drive Size, 5/16 in Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5010)
PROTO Socket: Metric, 3/8 in Drive Size, 26 mm Socket Size, 12-Point, Std, Chrome, Socket (MPN J5226M)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 26 mm Socket Size, 12-Point, Std, Chrome, Socket (MPN J5226M)
PROTO Socket: Metric, 3/8 in Drive Size, 16 mm Socket Size, 12-Point, Std, Chrome, Socket (MPN J5216M)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 16 mm Socket Size, 12-Point, Std, Chrome, Socket (MPN J5216M)
PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 6-Point, Deep, Chrome, Not Tether Capable (MPN J5009MH)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 6-Point, Deep, Chrome, Not Tether Capable (MPN J5009MH)
PROTO Socket: SAE, 3/8 in Drive Size, 3/8 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5212H)
PROTO
PROTO Socket: SAE, 3/8 in Drive Size, 3/8 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5212H)